This section specifies how often this proprety is printed.Each keyword inside this section is mapping to a specific iteration level and the value of each of these keywords is matched with the iteration level during the calculation. How to handle the last iteration is treated separately in ADD_LAST (this mean that each iteration level (MD, GEO_OPT, etc..), though equal to 0, might print the last iteration). If an iteration level is specified that is not present in the flow of the calculation it is just ignored.
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